If sally earns income of $80,000.00per yr. the 2.5% is taken out what will be sally's school taxes per yr.?

Change the percentage into a decimal and multiply for the answer.

$80,000 * .025 = $2,000

First you would start by taking $80,000 and multiply it by 0.025. You should get  2000. So 2000 would be then answer 

Did u want to find the value of x?

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.